def insert_sort_gap(li, gap):
	for i in range(gap, len(li)):  # i 表示摸到的牌的下标
		tmp = li[i]
		j = i - gap  # j指的是手里牌的下标
		while j >= 0 and li[j] > tmp:
			li[j+gap] = li[j]
			j -= gap
		li[j+gap] = tmp


def shell_sort(li):
	d = len(li) // 2
	while d >= 1:
		insert_sort_gap(li, d)
		d //= 2


li = list(range(1000))
import random
random.shuffle(li)
shell_sort(li)
print(li)



